1721000897

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{1327}}^1\times {\mathrm{16843}}^1$

素因数の和:18188

約数の個数: 16

約数和(自身を含む): 2147407872

約数和(自身を除く): 426406975

約数列:

[1, 7, 11, 77, 1327, 9289, 14597, 16843, 102179, 117901, 185273, 1296911, 22350661, 156454627, 245857271, 1721000897]

約数ペア:

[(1, 1721000897), (7, 245857271), (11, 156454627), (77, 22350661), (1327, 1296911), (9289, 185273), (14597, 117901), (16843, 102179)]